Merge pull request #9608 from gnarf37/extra-threads

Bug 869799 - [sms] Receiving two messages at once should not trigger multiple threads of the same id(cherry picked from commit ca7ae7c57f05f4c10166c243aa78c73084e36c96)
Merge pull request #9648 from lightsofapollo/bug-870512-cannot-update-accounts

Bug 870512 - Ensure duplicate account checks don't apply to updates of t...(cherry picked from commit ab496424b3268805817c8331b73f7a779b1434e3)
Merge pull request #9638 from alivedise/bugzilla/867912/silent-mode-on-device-menu

Bug 867912 - Silent notification channel when silent incoming calls(cherry picked from commit 8b2e95522652dedc68052152ea6e49faba1cc013)
Merge pull request #9533 from mozshiao9/master_bug857195

Bug 857195 [Calendar] Importing a google calendar with all-day events with alarm reminders specified indicates and operates under the wrong alarm reminder amount.(cherry picked from commit 67c017864552d08f5f62c68ff457453738f61012)
Merge pull request #9605 from huchengtw-moz/video/Bug_866848-video-app-crash

Bug 866848 - [B2G][Inari][Video] “Video” app crashes after a few seconds, r=djf(cherry picked from commit 162a80393d4302c9b962405957583549799604c0)
Merge pull request #9673 from etiennesegonzac/860570-bluetooth-hold-and-resume

Bug 860570 - Hold and resume support for 1 call (needed for bluetooth)(cherry picked from commit 340201b4b7352205dedb00463253de527e2c479a)
Merge pull request #9677 from bentian/bug-870727

Bug 870727 - [Gallery] Video in gallery are not properly seeked. r=daleharvey(cherry picked from commit 09f086200f281444d890eb6b8a5fe54fc8836b24)